{"product_id":"dc-solid-state-relay-ssr-10a-25a-40a-single-phase-white-shell","title":"DC Solid State Relay SSR 10A 25A 40A Single Phase White Shell","description":"\n\u003ch2\u003eDC to DC Single Phase Solid State Relay – SSR 10A \/ 25A \/ 40A\u003c\/h2\u003e\n\u003cp\u003eThe CKCTINNER SSR series single-phase solid state relay is a high-performance, contactless switching solution engineered for demanding industrial and automation environments. With a durable white shell and CE-certified construction, it replaces traditional electromechanical relays in digital program-controlled devices, temperature control systems, data processing setups, and computer terminal interface circuits — all with greater reliability and longer service life.\u003c\/p\u003e\n\n\u003cp\u003eDesigned to withstand high-corrosion, high-humidity, and frequent-switching conditions, this solid state relay eliminates mechanical wear for virtually silent, arc-free operation. Available in 10A, 25A, and 40A load current variants to suit a wide range of applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree Load Current Options:\u003c\/strong\u003e 10A, 25A, and 40A to match your circuit requirements\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDC Control Input:\u003c\/strong\u003e Control voltage range 5–60V DC; control current 3–25mA DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDC Load Output:\u003c\/strong\u003e Output voltage range 3–32V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Work Indicator:\u003c\/strong\u003e Built-in LED for instant on\/off status confirmation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWhite Shell Design:\u003c\/strong\u003e Robust, corrosion-resistant housing suitable for harsh environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Mechanical Contact:\u003c\/strong\u003e Eliminates arcing and spark interference for cleaner switching\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGeneral Purpose Use:\u003c\/strong\u003e Ideal for temperature controllers, PLCs, CNC machines, and automation panels\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European conformity standards for safety and electromagnetic compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eLoad Current\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e10A \/ 25A \/ 40A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOutput (Load) Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e3–32V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eControl (Input) Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e5–60V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eControl Current\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e3–25mA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eWork Indicator\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eLED\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePower Source\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eDC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDigital program-controlled devices and automation panels\u003c\/li\u003e\n  \u003cli\u003eTemperature control systems and PID controllers\u003c\/li\u003e\n  \u003cli\u003eData processing systems and computer terminal interfaces\u003c\/li\u003e\n  \u003cli\u003eCNC machines and industrial equipment\u003c\/li\u003e\n  \u003cli\u003eHigh-humidity or corrosive-environment switching circuits\u003c\/li\u003e\n  \u003cli\u003eFrequent-cycle switching applications replacing mechanical relays\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf you enjoy working on electrical and mechanical projects, you may also find these useful:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the SSR-10DD, SSR-25DD, and SSR-40DD solid state relay variants?\u003c\/h4\u003e\n\u003cp\u003eA: The three variants differ in their maximum load current rating: SSR-10DD handles up to 10A, SSR-25DD up to 25A, and SSR-40DD up to 40A. All share the same DC control input (5–60V DC) and DC output (3–32V DC) range. Choose based on the current draw of the load circuit you intend to switch.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this solid state relay be used in wet or corrosive environments?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The CKCTINNER SSR is specifically designed for harsh environments including high-humidity, wet ash, and high-corrosion applications. Its robust white shell housing and contactless operation make it well-suited for demanding industrial settings where electromechanical relays would deteriorate quickly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I know when the relay is active?\u003c\/h4\u003e\n\u003cp\u003eA: The relay features a built-in LED work indicator that illuminates when the relay is switched on, providing immediate visual confirmation of the relay's operating status — making installation checks and troubleshooting straightforward.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this relay compatible with PLC and microcontroller outputs?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. With a low control current requirement of just 3–25mA DC and a wide control voltage range of 5–60V DC, this SSR is fully compatible with most PLC output modules, Arduino, Raspberry Pi, and other microcontroller-based systems.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the SSR-10DD, SSR-25DD, and SSR-40DD solid state relay variants?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The three variants differ in their maximum load current rating: SSR-10DD handles up to 10A, SSR-25DD up to 25A, and SSR-40DD up to 40A. All share the same DC control input (5–60V DC) and DC output (3–32V DC) range. Choose based on the current draw of the load circuit you intend to switch.\"}}, {\"@type\": \"Question\", \"name\": \"Can this solid state relay be used in wet or corrosive environments?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The CKCTINNER SSR is specifically designed for harsh environments including high-humidity, wet ash, and high-corrosion applications. Its robust white shell housing and contactless operation make it well-suited for demanding industrial settings where electromechanical relays would deteriorate quickly.\"}}, {\"@type\": \"Question\", \"name\": \"How do I know when the relay is active?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The relay features a built-in LED work indicator that illuminates when the relay is switched on, providing immediate visual confirmation of the relay's operating status — making installation checks and troubleshooting straightforward.\"}}, {\"@type\": \"Question\", \"name\": \"Is this relay compatible with PLC and microcontroller outputs?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. With a low control current requirement of just 3–25mA DC and a wide control voltage range of 5–60V DC, this SSR is fully compatible with most PLC output modules, Arduino, Raspberry Pi, and other microcontroller-based systems.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"DC Solid State Relay SSR 10A 25A 40A Single Phase White Shell\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/dc-solid-state-relay-ssr-10a-25a-40a-single-phase-white-shell\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"10DD","offer_id":44167639072855,"sku":"5:144170022#10DD","price":20.64,"currency_code":"USD","in_stock":true},{"title":"25DD","offer_id":44167639105623,"sku":"5:200004763#25DD","price":21.24,"currency_code":"USD","in_stock":true},{"title":"40DD","offer_id":44167639138391,"sku":"5:200004182#40DD","price":22.7,"currency_code":"USD","in_stock":true},{"title":"heat sink","offer_id":44167639171159,"sku":"5:200004183#heat sink","price":12.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/H1ec5b17cea8c40cd89dfc46f1f8223d8p.webp?v=1786762899","url":"https:\/\/axlcustomersupport.com\/products\/dc-solid-state-relay-ssr-10a-25a-40a-single-phase-white-shell","provider":"Axl","version":"1.0","type":"link"}